Zero-Crossing Detector

Description

Detect input signal zero crossing. Output is equal to:

• 1 if $IN{prev} < 0$ AND $IN >= 0$
• -1 if $IN{prev} >= 0$ AND $IN < 0$
• 0 otherwise

Library

Control > Discrete

Pins

Name	Description
In	Input
Out	Output

Parameters

Name	Description
SamplingTime	-none or 0: No sampling. The system will be solved in the Newton loop (default). -auto: Inherit the sampling time of its source device. -Sampling Period: defined in seconds.